--- /dev/null
+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef GRPC_IMPL_CODEGEN_PORT_PLATFORM_H
+#define GRPC_IMPL_CODEGEN_PORT_PLATFORM_H
+
+/*
+ * Define GPR_BACKWARDS_COMPATIBILITY_MODE to try harder to be ABI
+ * compatible with older platforms (currently only on Linux)
+ * Causes:
+ * - some libc calls to be gotten via dlsym
+ * - some syscalls to be made directly
+ */
+
+/*
+ * Defines GRPC_USE_CPP_STD_LIB to use standard C++ library instead of
+ * in-house library if possible. (e.g. std::map)
+ */
+#ifndef GRPC_USE_CPP_STD_LIB
+#define GRPC_USE_CPP_STD_LIB 1
+#endif
+
+/* Get windows.h included everywhere (we need it) */
+#if defined(_WIN64) || defined(WIN64) || defined(_WIN32) || defined(WIN32)
+#ifndef WIN32_LEAN_AND_MEAN
+#define GRPC_WIN32_LEAN_AND_MEAN_WAS_NOT_DEFINED
+#define WIN32_LEAN_AND_MEAN
+#endif /* WIN32_LEAN_AND_MEAN */
+
+#ifndef NOMINMAX
+#define GRPC_NOMINMX_WAS_NOT_DEFINED
+#define NOMINMAX
+#endif /* NOMINMAX */
+
+#ifndef _WIN32_WINNT
+#error \
+ "Please compile grpc with _WIN32_WINNT of at least 0x600 (aka Windows Vista)"
+#else /* !defined(_WIN32_WINNT) */
+#if (_WIN32_WINNT < 0x0600)
+#error \
+ "Please compile grpc with _WIN32_WINNT of at least 0x600 (aka Windows Vista)"
+#endif /* _WIN32_WINNT < 0x0600 */
+#endif /* defined(_WIN32_WINNT) */
+
+#include <windows.h>
+
+#ifdef GRPC_WIN32_LEAN_AND_MEAN_WAS_NOT_DEFINED
+#undef GRPC_WIN32_LEAN_AND_MEAN_WAS_NOT_DEFINED
+#undef WIN32_LEAN_AND_MEAN
+#endif /* GRPC_WIN32_LEAN_AND_MEAN_WAS_NOT_DEFINED */
+
+#ifdef GRPC_NOMINMAX_WAS_NOT_DEFINED
+#undef GRPC_NOMINMAX_WAS_NOT_DEFINED
+#undef NOMINMAX
+#endif /* GRPC_WIN32_LEAN_AND_MEAN_WAS_NOT_DEFINED */
+#endif /* defined(_WIN64) || defined(WIN64) || defined(_WIN32) || \
+ defined(WIN32) */
+
+/* Override this file with one for your platform if you need to redefine
+ things. */
+
+#if !defined(GPR_NO_AUTODETECT_PLATFORM)
+#if defined(_WIN64) || defined(WIN64) || defined(_WIN32) || defined(WIN32)
+#if defined(_WIN64) || defined(WIN64)
+#define GPR_ARCH_64 1
+#else
+#define GPR_ARCH_32 1
+#endif
+#define GPR_PLATFORM_STRING "windows"
+#define GPR_WINDOWS 1
+#define GPR_WINDOWS_SUBPROCESS 1
+#define GPR_WINDOWS_ENV
+#ifdef __MSYS__
+#define GPR_GETPID_IN_UNISTD_H 1
+#define GPR_MSYS_TMPFILE
+#define GPR_POSIX_LOG
+#define GPR_POSIX_STRING
+#define GPR_POSIX_TIME
+#else
+#define GPR_GETPID_IN_PROCESS_H 1
+#define GPR_WINDOWS_TMPFILE
+#define GPR_WINDOWS_LOG
+#define GPR_WINDOWS_CRASH_HANDLER 1
+#define GPR_WINDOWS_STRING
+#define GPR_WINDOWS_TIME
+#endif
+#ifdef __GNUC__
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#else
+#define GPR_WINDOWS_ATOMIC 1
+#define GPR_MSVC_TLS 1
+#endif
+#elif defined(GPR_MANYLINUX1)
+// TODO(atash): manylinux1 is just another __linux__ but with ancient
+// libraries; it should be integrated with the `__linux__` definitions below.
+#define GPR_PLATFORM_STRING "manylinux"
+#define GPR_POSIX_CRASH_HANDLER 1
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#define GPR_LINUX 1
+#define GPR_LINUX_LOG 1
+#define GPR_SUPPORT_CHANNELS_FROM_FD 1
+#define GPR_LINUX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#include <linux/version.h>
+#elif defined(ANDROID) || defined(__ANDROID__)
+#define GPR_PLATFORM_STRING "android"
+#define GPR_ANDROID 1
+// TODO(apolcyn): re-evaluate support for c-ares
+// on android after upgrading our c-ares dependency.
+// See https://github.com/grpc/grpc/issues/18038.
+#define GRPC_ARES 0
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_SYNC 1
+#define GPR_GCC_TLS 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_ANDROID_LOG 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#define GPR_SUPPORT_CHANNELS_FROM_FD 1
+#elif defined(__linux__)
+#define GPR_PLATFORM_STRING "linux"
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE
+#endif
+#ifndef _DEFAULT_SOURCE
+#define _DEFAULT_SOURCE
+#endif
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+#include <features.h>
+#define GPR_CPU_LINUX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#define GPR_LINUX 1
+#define GPR_LINUX_LOG
+#define GPR_SUPPORT_CHANNELS_FROM_FD 1
+#define GPR_LINUX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#ifdef __GLIBC__
+#define GPR_POSIX_CRASH_HANDLER 1
+#define GPR_LINUX_PTHREAD_NAME 1
+#include <linux/version.h>
+#else /* musl libc */
+#define GPR_MUSL_LIBC_COMPAT 1
+#endif
+#elif defined(__APPLE__)
+#include <Availability.h>
+#include <TargetConditionals.h>
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE
+#endif
+#if TARGET_OS_IPHONE
+#define GPR_PLATFORM_STRING "ios"
+#define GPR_CPU_IPHONE 1
+#define GPR_PTHREAD_TLS 1
+#define GRPC_CFSTREAM 1
+/* the c-ares resolver isnt safe to enable on iOS */
+#define GRPC_ARES 0
+#else /* TARGET_OS_IPHONE */
+#define GPR_PLATFORM_STRING "osx"
+#ifdef __MAC_OS_X_VERSION_MIN_REQUIRED
+#if __MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_7
+#define GPR_CPU_IPHONE 1
+#define GPR_PTHREAD_TLS 1
+#else /* __MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_7 */
+#define GPR_CPU_POSIX 1
+/* TODO(vjpai): there is a reported issue in bazel build for Mac where __thread
+ in a header is currently not working (bazelbuild/bazel#4341). Remove
+ the following conditional and use GPR_GCC_TLS when that is fixed */
+#ifndef GRPC_BAZEL_BUILD
+#define GPR_GCC_TLS 1
+#else /* GRPC_BAZEL_BUILD */
+#define GPR_PTHREAD_TLS 1
+#endif /* GRPC_BAZEL_BUILD */
+#define GPR_APPLE_PTHREAD_NAME 1
+#endif
+#else /* __MAC_OS_X_VERSION_MIN_REQUIRED */
+#define GPR_CPU_POSIX 1
+/* TODO(vjpai): Remove the following conditional and use only GPR_GCC_TLS
+ when bazelbuild/bazel#4341 is fixed */
+#ifndef GRPC_BAZEL_BUILD
+#define GPR_GCC_TLS 1
+#else /* GRPC_BAZEL_BUILD */
+#define GPR_PTHREAD_TLS 1
+#endif /* GRPC_BAZEL_BUILD */
+#endif
+#define GPR_POSIX_CRASH_HANDLER 1
+#endif
+#define GPR_APPLE 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_POSIX_LOG 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#ifndef GRPC_CFSTREAM
+#define GPR_SUPPORT_CHANNELS_FROM_FD 1
+#endif
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#elif defined(__FreeBSD__)
+#define GPR_PLATFORM_STRING "freebsd"
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE
+#endif
+#define GPR_FREEBSD 1
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#define GPR_POSIX_LOG 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#define GPR_SUPPORT_CHANNELS_FROM_FD 1
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#elif defined(__OpenBSD__)
+#define GPR_PLATFORM_STRING "openbsd"
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE
+#endif
+#define GPR_OPENBSD 1
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#define GPR_POSIX_LOG 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#define GPR_SUPPORT_CHANNELS_FROM_FD 1
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#elif defined(__sun) && defined(__SVR4)
+#define GPR_PLATFORM_STRING "solaris"
+#define GPR_SOLARIS 1
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#define GPR_POSIX_LOG 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#elif defined(_AIX)
+#define GPR_PLATFORM_STRING "aix"
+#ifndef _ALL_SOURCE
+#define _ALL_SOURCE
+#endif
+#define GPR_AIX 1
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#define GPR_POSIX_LOG 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#elif defined(__native_client__)
+#define GPR_PLATFORM_STRING "nacl"
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE
+#endif
+#ifndef _DEFAULT_SOURCE
+#define _DEFAULT_SOURCE
+#endif
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+#define GPR_NACL 1
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_GCC_TLS 1
+#define GPR_POSIX_LOG 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#ifdef _LP64
+#define GPR_ARCH_64 1
+#else /* _LP64 */
+#define GPR_ARCH_32 1
+#endif /* _LP64 */
+#elif defined(__Fuchsia__)
+#define GPR_FUCHSIA 1
+#define GPR_ARCH_64 1
+#define GPR_PLATFORM_STRING "fuchsia"
+#include <features.h>
+// Specifying musl libc affects wrap_memcpy.c. It causes memmove() to be
+// invoked.
+#define GPR_MUSL_LIBC_COMPAT 1
+#define GPR_CPU_POSIX 1
+#define GPR_GCC_ATOMIC 1
+#define GPR_PTHREAD_TLS 1
+#define GPR_POSIX_LOG 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_ENV 1
+#define GPR_POSIX_TMPFILE 1
+#define GPR_POSIX_SUBPROCESS 1
+#define GPR_POSIX_SYNC 1
+#define GPR_POSIX_STRING 1
+#define GPR_POSIX_TIME 1
+#define GPR_HAS_PTHREAD_H 1
+#define GPR_GETPID_IN_UNISTD_H 1
+#else
+#error "Could not auto-detect platform"
+#endif
+#endif /* GPR_NO_AUTODETECT_PLATFORM */
+
+#if defined(GPR_BACKWARDS_COMPATIBILITY_MODE)
+/*
+ * For backward compatibility mode, reset _FORTIFY_SOURCE to prevent
+ * a library from having non-standard symbols such as __asprintf_chk.
+ * This helps non-glibc systems such as alpine using musl to find symbols.
+ */
+#if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0
+#undef _FORTIFY_SOURCE
+#define _FORTIFY_SOURCE 0
+#endif
+#endif
+
+/*
+ * There are platforms for which TLS should not be used even though the
+ * compiler makes it seem like it's supported (Android NDK < r12b for example).
+ * This is primarily because of linker problems and toolchain misconfiguration:
+ * TLS isn't supported until NDK r12b per
+ * https://developer.android.com/ndk/downloads/revision_history.html
+ * TLS also does not work with Android NDK if GCC is being used as the compiler
+ * instead of Clang.
+ * Since NDK r16, `__NDK_MAJOR__` and `__NDK_MINOR__` are defined in
+ * <android/ndk-version.h>. For NDK < r16, users should define these macros,
+ * e.g. `-D__NDK_MAJOR__=11 -D__NKD_MINOR__=0` for NDK r11. */
+#if defined(__ANDROID__) && defined(GPR_GCC_TLS)
+#if __has_include(<android/ndk-version.h>)
+#include <android/ndk-version.h>
+#endif /* __has_include(<android/ndk-version.h>) */
+#if (defined(__clang__) && defined(__NDK_MAJOR__) && defined(__NDK_MINOR__) && \
+ ((__NDK_MAJOR__ < 12) || \
+ ((__NDK_MAJOR__ == 12) && (__NDK_MINOR__ < 1)))) || \
+ (defined(__GNUC__) && !defined(__clang__))
+#undef GPR_GCC_TLS
+#define GPR_PTHREAD_TLS 1
+#endif
+#endif /*defined(__ANDROID__) && defined(GPR_GCC_TLS) */
+
+#if defined(__has_include)
+#if __has_include(<atomic>)
+#define GRPC_HAS_CXX11_ATOMIC
+#endif /* __has_include(<atomic>) */
+#endif /* defined(__has_include) */
+
+#ifndef GPR_PLATFORM_STRING
+#warning "GPR_PLATFORM_STRING not auto-detected"
+#define GPR_PLATFORM_STRING "unknown"
+#endif
+
+#ifdef GPR_GCOV
+#undef GPR_FORBID_UNREACHABLE_CODE
+#define GPR_FORBID_UNREACHABLE_CODE 1
+#endif
+
+#ifdef _MSC_VER
+#if _MSC_VER < 1700
+typedef __int8 int8_t;
+typedef __int16 int16_t;
+typedef __int32 int32_t;
+typedef __int64 int64_t;
+typedef unsigned __int8 uint8_t;
+typedef unsigned __int16 uint16_t;
+typedef unsigned __int32 uint32_t;
+typedef unsigned __int64 uint64_t;
+#else
+#include <stdint.h>
+#endif /* _MSC_VER < 1700 */
+#else
+#include <stdint.h>
+#endif /* _MSC_VER */
+
+/* Type of cycle clock implementation */
+#ifdef GPR_LINUX
+/* Disable cycle clock by default.
+ TODO(soheil): enable when we support fallback for unstable cycle clocks.
+#if defined(__i386__)
+#define GPR_CYCLE_COUNTER_RDTSC_32 1
+#elif defined(__x86_64__) || defined(__amd64__)
+#define GPR_CYCLE_COUNTER_RDTSC_64 1
+#else
+#define GPR_CYCLE_COUNTER_FALLBACK 1
+#endif
+*/
+#define GPR_CYCLE_COUNTER_FALLBACK 1
+#else
+#define GPR_CYCLE_COUNTER_FALLBACK 1
+#endif /* GPR_LINUX */
+
+/* Cache line alignment */
+#ifndef GPR_CACHELINE_SIZE_LOG
+#if defined(__i386__) || defined(__x86_64__)
+#define GPR_CACHELINE_SIZE_LOG 6
+#endif
+#ifndef GPR_CACHELINE_SIZE_LOG
+/* A reasonable default guess. Note that overestimates tend to waste more
+ space, while underestimates tend to waste more time. */
+#define GPR_CACHELINE_SIZE_LOG 6
+#endif /* GPR_CACHELINE_SIZE_LOG */
+#endif /* GPR_CACHELINE_SIZE_LOG */
+
+#define GPR_CACHELINE_SIZE (1 << GPR_CACHELINE_SIZE_LOG)
+
+/* scrub GCC_ATOMIC if it's not available on this compiler */
+#if defined(GPR_GCC_ATOMIC) && !defined(__ATOMIC_RELAXED)
+#undef GPR_GCC_ATOMIC
+#define GPR_GCC_SYNC 1
+#endif
+
+/* Validate platform combinations */
+#if defined(GPR_GCC_ATOMIC) + defined(GPR_GCC_SYNC) + \
+ defined(GPR_WINDOWS_ATOMIC) != \
+ 1
+#error Must define exactly one of GPR_GCC_ATOMIC, GPR_GCC_SYNC, GPR_WINDOWS_ATOMIC
+#endif
+
+#if defined(GPR_ARCH_32) + defined(GPR_ARCH_64) != 1
+#error Must define exactly one of GPR_ARCH_32, GPR_ARCH_64
+#endif
+
+#if defined(GPR_CPU_LINUX) + defined(GPR_CPU_POSIX) + defined(GPR_WINDOWS) + \
+ defined(GPR_CPU_IPHONE) + defined(GPR_CPU_CUSTOM) != \
+ 1
+#error Must define exactly one of GPR_CPU_LINUX, GPR_CPU_POSIX, GPR_WINDOWS, GPR_CPU_IPHONE, GPR_CPU_CUSTOM
+#endif
+
+#if defined(GPR_MSVC_TLS) + defined(GPR_GCC_TLS) + defined(GPR_PTHREAD_TLS) + \
+ defined(GPR_CUSTOM_TLS) != \
+ 1
+#error Must define exactly one of GPR_MSVC_TLS, GPR_GCC_TLS, GPR_PTHREAD_TLS, GPR_CUSTOM_TLS
+#endif
+
+/* maximum alignment needed for any type on this platform, rounded up to a
+ power of two */
+#define GPR_MAX_ALIGNMENT 16
+
+#ifndef GRPC_ARES
+#define GRPC_ARES 1
+#endif
+
+#ifndef GRPC_IF_NAMETOINDEX
+#define GRPC_IF_NAMETOINDEX 1
+#endif
+
+#ifndef GRPC_MUST_USE_RESULT
+#if defined(__GNUC__) && !defined(__MINGW32__)
+#define GRPC_MUST_USE_RESULT __attribute__((warn_unused_result))
+#define GPR_ALIGN_STRUCT(n) __attribute__((aligned(n)))
+#else
+#define GRPC_MUST_USE_RESULT
+#define GPR_ALIGN_STRUCT(n)
+#endif
+#endif
+
+#ifndef GRPC_UNUSED
+#if defined(__GNUC__) && !defined(__MINGW32__)
+#define GRPC_UNUSED __attribute__((unused))
+#else
+#define GRPC_UNUSED
+#endif
+#endif
+
+#ifndef GPR_PRINT_FORMAT_CHECK
+#ifdef __GNUC__
+#define GPR_PRINT_FORMAT_CHECK(FORMAT_STR, ARGS) \
+ __attribute__((format(printf, FORMAT_STR, ARGS)))
+#else
+#define GPR_PRINT_FORMAT_CHECK(FORMAT_STR, ARGS)
+#endif
+#endif /* GPR_PRINT_FORMAT_CHECK */
+
+#if GPR_FORBID_UNREACHABLE_CODE
+#define GPR_UNREACHABLE_CODE(STATEMENT)
+#else
+#define GPR_UNREACHABLE_CODE(STATEMENT) \
+ do { \
+ gpr_log(GPR_ERROR, "Should never reach here."); \
+ abort(); \
+ STATEMENT; \
+ } while (0)
+#endif /* GPR_FORBID_UNREACHABLE_CODE */
+
+#ifndef GPRAPI
+#define GPRAPI
+#endif
+
+#ifndef GRPCAPI
+#define GRPCAPI GPRAPI
+#endif
+
+#ifndef CENSUSAPI
+#define CENSUSAPI GRPCAPI
+#endif
+
+#ifndef GPR_HAS_ATTRIBUTE
+#ifdef __has_attribute
+#define GPR_HAS_ATTRIBUTE(a) __has_attribute(a)
+#else
+#define GPR_HAS_ATTRIBUTE(a) 0
+#endif
+#endif /* GPR_HAS_ATTRIBUTE */
+
+#ifndef GPR_HAS_FEATURE
+#ifdef __has_feature
+#define GPR_HAS_FEATURE(a) __has_feature(a)
+#else
+#define GPR_HAS_FEATURE(a) 0
+#endif
+#endif /* GPR_HAS_FEATURE */
+
+#ifndef GPR_ATTRIBUTE_NOINLINE
+#if GPR_HAS_ATTRIBUTE(noinline) || (defined(__GNUC__) && !defined(__clang__))
+#define GPR_ATTRIBUTE_NOINLINE __attribute__((noinline))
+#define GPR_HAS_ATTRIBUTE_NOINLINE 1
+#else
+#define GPR_ATTRIBUTE_NOINLINE
+#endif
+#endif /* GPR_ATTRIBUTE_NOINLINE */
+
+#ifndef GPR_ATTRIBUTE_WEAK
+/* Attribute weak is broken on LLVM/windows:
+ * https://bugs.llvm.org/show_bug.cgi?id=37598 */
+#if (GPR_HAS_ATTRIBUTE(weak) || (defined(__GNUC__) && !defined(__clang__))) && \
+ !(defined(__llvm__) && defined(_WIN32))
+#define GPR_ATTRIBUTE_WEAK __attribute__((weak))
+#define GPR_HAS_ATTRIBUTE_WEAK 1
+#else
+#define GPR_ATTRIBUTE_WEAK
+#endif
+#endif /* GPR_ATTRIBUTE_WEAK */
+
+#ifndef GPR_ATTRIBUTE_NO_TSAN /* (1) */
+#if GPR_HAS_FEATURE(thread_sanitizer)
+#define GPR_ATTRIBUTE_NO_TSAN __attribute__((no_sanitize("thread")))
+#endif /* GPR_HAS_FEATURE */
+#ifndef GPR_ATTRIBUTE_NO_TSAN /* (2) */
+#define GPR_ATTRIBUTE_NO_TSAN
+#endif /* GPR_ATTRIBUTE_NO_TSAN (2) */
+#endif /* GPR_ATTRIBUTE_NO_TSAN (1) */
+
+/* GRPC_TSAN_ENABLED will be defined, when compiled with thread sanitizer. */
+#if defined(__SANITIZE_THREAD__)
+#define GRPC_TSAN_ENABLED
+#elif GPR_HAS_FEATURE(thread_sanitizer)
+#define GRPC_TSAN_ENABLED
+#endif
+
+/* GRPC_ASAN_ENABLED will be defined, when compiled with address sanitizer. */
+#if defined(__SANITIZE_ADDRESS__)
+#define GRPC_ASAN_ENABLED
+#elif GPR_HAS_FEATURE(address_sanitizer)
+#define GRPC_ASAN_ENABLED
+#endif
+
+/* GRPC_ALLOW_EXCEPTIONS should be 0 or 1 if exceptions are allowed or not */
+#ifndef GRPC_ALLOW_EXCEPTIONS
+/* If not already set, set to 1 on Windows (style guide standard) but to
+ * 0 on non-Windows platforms unless the compiler defines __EXCEPTIONS */
+#ifdef GPR_WINDOWS
+#define GRPC_ALLOW_EXCEPTIONS 1
+#else /* GPR_WINDOWS */
+#ifdef __EXCEPTIONS
+#define GRPC_ALLOW_EXCEPTIONS 1
+#else /* __EXCEPTIONS */
+#define GRPC_ALLOW_EXCEPTIONS 0
+#endif /* __EXCEPTIONS */
+#endif /* __GPR_WINDOWS */
+#endif /* GRPC_ALLOW_EXCEPTIONS */
+
+/* Use GPR_LIKELY only in cases where you are sure that a certain outcome is the
+ * most likely. Ideally, also collect performance numbers to justify the claim.
+ */
+#ifdef __GNUC__
+#define GPR_LIKELY(x) __builtin_expect((x), 1)
+#define GPR_UNLIKELY(x) __builtin_expect((x), 0)
+#else /* __GNUC__ */
+#define GPR_LIKELY(x) (x)
+#define GPR_UNLIKELY(x) (x)
+#endif /* __GNUC__ */
+
+#ifndef __STDC_FORMAT_MACROS
+#define __STDC_FORMAT_MACROS
+#endif
+
+#endif /* GRPC_IMPL_CODEGEN_PORT_PLATFORM_H */
git://repos.xcallymotion.com / motion2.git / blobdiff